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Diffstat (limited to 'board/firefly/usb_pd_config.h')
-rw-r--r--board/firefly/usb_pd_config.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/board/firefly/usb_pd_config.h b/board/firefly/usb_pd_config.h
index eea9688842..eb23bc830c 100644
--- a/board/firefly/usb_pd_config.h
+++ b/board/firefly/usb_pd_config.h
@@ -107,7 +107,8 @@ static inline int pd_adc_read(int cc)
static inline int pd_snk_is_vbus_provided(void)
{
- return 1;
+ /* VBUS_WAKE is broken (not detecting 5V), use the ADC instead */
+ return adc_read_channel(ADC_CH_VBUS_SENSE) > 4000;
}
/* Standard-current DFP : no-connect voltage is 1.55V */